cvs: php-lang / c-like-syntax-spec.txt

sas		Tue Nov 21 14:18:29 2000 EDT

  Modified files:
    /php-lang	c-like-syntax-spec.txt 
  Log:
  Add flow statements (die, exit)
  
  Add operators
  
  Clean up primary-/postfix-expressions
  
  Add casts
  
  
Index: php-lang/c-like-syntax-spec.txt
diff -u php-lang/c-like-syntax-spec.txt:1.4 php-lang/c-like-syntax-spec.txt:1.5
--- php-lang/c-like-syntax-spec.txt:1.4	Fri Nov 17 16:09:00 2000
+++ php-lang/c-like-syntax-spec.txt	Tue Nov 21 14:18:29 2000
@@ -1,4 +1,4 @@
-# $Id: c-like-syntax-spec.txt,v 1.4 2000/11/18 00:09:00 sas Exp $
+# $Id: c-like-syntax-spec.txt,v 1.5 2000/11/21 22:18:29 sas Exp $
 #
 # See Language_Notation.txt for notation notes
 
@@ -16,6 +16,7 @@
     jump-statement
     output-statement
     scope-statement
+    flow-statement
  
 labeled-statement:
     'case' constant ':' statement
@@ -75,6 +76,13 @@
     'static' variable-list ';'
     'unset' '(' variable-list ')' ';'
 
+flow-statement:
+    'exit' [exit-status] ';'
+    'die' [exit-status] ';'
+
+exit-status:
+    '(' [expression] ')'
+
 for-statement:
     statement
     colon-statement-list 'endfor' ';'
@@ -145,20 +153,122 @@
     string-constant
     interpolated-string
 
-postfix-expression:
+primary-expression:
     variable
+    constant
+    string-literal
+    '(' expression ')'
+
+postfix-expression:
     primary-expression
     postfix-expression '[' expression ']'
     postfix-expression '->' '{' expression '}'
     postfix-expression '->' identifier
-    identifier '(' [expression-list] ')'
     postfix-expression '.' expression
+    postfix-expression '++'
+    postfix-expression '--'
+    identifier '(' [expression-list] ')'
 
-primary-expression:
-    constant
-    string-literal
-    '(' expression ')'
+unary-expression:
+    postfix-expression
+    '++' unary-expression
+    '--' unary-expression
+    unary-operator cast-expression
+
+unary-operator: one of
+    '&' '*' '+' '-' '~' '!'
+
+cast-expression:
+    unary-expression
+    '(' type-name ')' expression
+
+# start of genoplist output
+
+multiplicative-expression:
+    cast-expression
+    multiplicative-expression '*' cast-expression
+    multiplicative-expression '/' cast-expression
+    multiplicative-expression '%' cast-expression
+
+concatenation-expression:
+    multiplicative-expression
+    concatenation-expression '.' multiplicative-expression
+
+additive-expression:
+    concatenation-expression
+    additive-expression '+' concatenation-expression
+    additive-expression '-' concatenation-expression
+
+shift-expression:
+    additive-expression
+    shift-expression '<<' additive-expression
+    shift-expression '>>' additive-expression
+
+relational-expression:
+    shift-expression
+    relational-expression '<' shift-expression
+    relational-expression '>' shift-expression
+    relational-expression '<=' shift-expression
+    relational-expression '>=' shift-expression
+
+identical-expression:
+    relational-expression
+    identical-expression '===' relational-expression
+    identical-expression '!==' relational-expression
+
+equality-expression:
+    identical-expression
+    equality-expression '==' identical-expression
+    equality-expression '!=' identical-expression
+
+and-expression:
+    equality-expression
+    and-expression '&' equality-expression
+
+exclusive-or-expression:
+    and-expression
+    exclusive-or-expression '^' and-expression
+
+inclusive-or-expression:
+    exclusive-or-expression
+    inclusive-or-expression '|' exclusive-or-expression
+
+boolean-and-expression:
+    inclusive-or-expression
+    boolean-and-expression '&&' inclusive-or-expression
+
+boolean-or-expression:
+    boolean-and-expression
+    boolean-or-expression '||' boolean-and-expression
+
+logical-and-expression:
+    boolean-or-expression
+    logical-and-expression 'AND' boolean-or-expression
+
+logical-exclusive-or-expression:
+    logical-and-expression
+    logical-exclusive-or-expression 'XOR' logical-and-expression
+
+logical-inclusive-or-expression:
+    logical-exclusive-or-expression
+    logical-inclusive-or-expression 'OR' logical-exclusive-or-expression
 
+	
+# end
+    
+type-name: one of
+    'string' 'unset' 'array' 'object'
+    boolean-type-name double-type-name integer-type-name
+
+boolean-type-name: one of
+    'bool' 'boolean'
+    
+double-type-name: one of
+    'real' 'double' 'float'
+
+integer-type-name: one of
+    'int' 'integer'
+    
 constant:
     integer-constant
     floating-constant